diff --git a/inbox/queue/2026-04-12-theseus-spar-spring-2026-crystallization-synthesis-update.md b/inbox/null-result/2026-04-12-theseus-spar-spring-2026-crystallization-synthesis-update.md
similarity index 99%
rename from inbox/queue/2026-04-12-theseus-spar-spring-2026-crystallization-synthesis-update.md
rename to inbox/null-result/2026-04-12-theseus-spar-spring-2026-crystallization-synthesis-update.md
index 71e603f4e..109b8a832 100644
--- a/inbox/queue/2026-04-12-theseus-spar-spring-2026-crystallization-synthesis-update.md
+++ b/inbox/null-result/2026-04-12-theseus-spar-spring-2026-crystallization-synthesis-update.md
@@ -7,9 +7,10 @@ date: 2026-04-12
 domain: ai-alignment
 secondary_domains: []
 format: synthetic-analysis
-status: unprocessed
+status: null-result
 priority: medium
 tags: [spar, crystallization-detection, neural-circuit-breaker, scheming-precursors, instruction-obfuscation, evaluation-awareness, b4-verification, empirical-timeline]
+extraction_model: "anthropic/claude-sonnet-4.5"
 ---
 
 ## Content